74275972 has 6 divisors (see below), whose sum is σ = 129982958. Its totient is φ = 37137984.

The previous prime is 74275963. The next prime is 74275987. The reversal of 74275972 is 27957247.

It can be written as a sum of positive squares in only one way, i.e., 61214976 + 13060996 = 7824^2 + 3614^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9284493 + ... + 9284500.

Almost surely, 2^74275972 is an apocalyptic number.

It is an amenable number.

74275972 is a deficient number, since it is larger than the sum of its proper divisors (55706986).

74275972 is a wasteful number, since it uses less digits than its factorization.

74275972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18568997 (or 18568995 counting only the distinct ones).

The product of its digits is 246960, while the sum is 43.

The square root of 74275972 is about 8618.3508863355. The cubic root of 74275972 is about 420.3549003268.

The spelling of 74275972 in words is "seventy-four million, two hundred seventy-five thousand, nine hundred seventy-two".